merge

Cargo.lock

@@ -72,6 +72,7 @@ dependencies = [
  "natord",
  "num_cpus",
  "number_prefix",
+ "os_str_bytes",
  "scoped_threadpool",
  "term_grid",
  "term_size",
@@ -268,6 +269,12 @@ dependencies = [
  "vcpkg",
 ]
 
+[[package]]
+name = "os_str_bytes"
+version = "3.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e293568965aea261bdf010db17df7030e3c9a275c415d51d6112f7cf9b7af012"
+
 [[package]]
 name = "pad"
 version = "0.1.6"

Cargo.toml

@@ -36,9 +36,14 @@ scoped_threadpool = "0.1"
 term_grid = "0.1"
 term_size = "0.3"
 unicode-width = "0.1"
-users = "0.11"
 zoneinfo_compiled = "0.5"
 
+[target.'cfg(unix)'.dependencies]
+users = "0.11"
+
+[target.'cfg(windows)'.dependencies]
+os_str_bytes = "3.0"
+
 [dependencies.git2]
 version = "0.13"
 optional = true

src/fs/fields.rs

@@ -88,6 +88,7 @@ pub struct Permissions {
 #[derive(Copy, Clone)]
 pub struct PermissionsPlus {
     pub file_type:   Type,
+    #[cfg(unix)]
     pub permissions: Permissions,
     pub xattrs:      bool,
 }

src/fs/file.rs

@@ -1,6 +1,7 @@
 //! Files, and methods and fields to access their metadata.
 
 use std::io;
+#[cfg(unix)]
 use std::os::unix::fs::{FileTypeExt, MetadataExt, PermissionsExt};
 use std::path::{Path, PathBuf};
 use std::time::{Duration, SystemTime, UNIX_EPOCH};
@@ -19,7 +20,6 @@ use crate::fs::fields as f;
 /// information queried at least once, so it makes sense to do all this at the
 /// start and hold on to all the information.
 pub struct File<'dir> {
-
     /// The filename portion of this file’s path, including the extension.
     ///
     /// This is used to compare against certain filenames (such as checking if
@@ -71,14 +71,21 @@ impl<'dir> File<'dir> {
           FN: Into<Option<String>>
     {
         let parent_dir = parent_dir.into();
-        let name       = filename.into().unwrap_or_else(|| File::filename(&path));
-        let ext        = File::ext(&path);
+        let name = filename.into().unwrap_or_else(|| File::filename(&path));
+        let ext = File::ext(&path);
 
         debug!("Statting file {:?}", &path);
-        let metadata   = std::fs::symlink_metadata(&path)?;
+        let metadata = std::fs::symlink_metadata(&path)?;
         let is_all_all = false;
 
-        Ok(File { path, parent_dir, metadata, ext, name, is_all_all })
+        Ok(File {
+            path,
+            parent_dir,
+            metadata,
+            ext,
+            name,
+            is_all_all,
+        })
     }
 
     pub fn new_aa_current(parent_dir: &'dir Dir) -> io::Result<File<'dir>> {
@@ -86,7 +93,7 @@ impl<'dir> File<'dir> {
         let ext        = File::ext(&path);
 
         debug!("Statting file {:?}", &path);
-        let metadata   = std::fs::symlink_metadata(&path)?;
+        let metadata = std::fs::symlink_metadata(&path)?;
         let is_all_all = true;
         let parent_dir = Some(parent_dir);
 
@@ -97,7 +104,7 @@ impl<'dir> File<'dir> {
         let ext        = File::ext(&path);
 
         debug!("Statting file {:?}", &path);
-        let metadata   = std::fs::symlink_metadata(&path)?;
+        let metadata = std::fs::symlink_metadata(&path)?;
         let is_all_all = true;
         let parent_dir = Some(parent_dir);
 
@@ -109,9 +116,12 @@ impl<'dir> File<'dir> {
     /// use the last component as the name.
     pub fn filename(path: &Path) -> String {
         if let Some(back) = path.components().next_back() {
-            back.as_os_str().to_string_lossy().to_string()
-        }
-        else {
+            let name = back.as_os_str().to_string_lossy().to_string();
+            #[cfg(unix)]
+            return name;
+            #[cfg(windows)]
+            return name;
+        } else {
             // use the path as fallback
             error!("Path {:?} has no last component", path);
             path.display().to_string()
@@ -174,6 +184,7 @@ impl<'dir> File<'dir> {
     /// Whether this file is both a regular file *and* executable for the
     /// current user. An executable file has a different purpose from an
     /// executable directory, so they should be highlighted differently.
+    #[cfg(unix)]
     pub fn is_executable_file(&self) -> bool {
         let bit = modes::USER_EXECUTE;
         self.is_file() && (self.metadata.permissions().mode() & bit) == bit
@@ -185,40 +196,40 @@ impl<'dir> File<'dir> {
     }
 
     /// Whether this file is a named pipe on the filesystem.
+    #[cfg(unix)]
     pub fn is_pipe(&self) -> bool {
         self.metadata.file_type().is_fifo()
     }
 
     /// Whether this file is a char device on the filesystem.
+    #[cfg(unix)]
     pub fn is_char_device(&self) -> bool {
         self.metadata.file_type().is_char_device()
     }
 
     /// Whether this file is a block device on the filesystem.
+    #[cfg(unix)]
     pub fn is_block_device(&self) -> bool {
         self.metadata.file_type().is_block_device()
     }
 
     /// Whether this file is a socket on the filesystem.
+    #[cfg(unix)]
     pub fn is_socket(&self) -> bool {
         self.metadata.file_type().is_socket()
     }
 
-
     /// Re-prefixes the path pointed to by this file, if it’s a symlink, to
     /// make it an absolute path that can be accessed from whichever
     /// directory exa is being run from.
     fn reorient_target_path(&self, path: &Path) -> PathBuf {
         if path.is_absolute() {
             path.to_path_buf()
-        }
-        else if let Some(dir) = self.parent_dir {
+        } else if let Some(dir) = self.parent_dir {
             dir.join(&*path)
-        }
-        else if let Some(parent) = self.path.parent() {
+        } else if let Some(parent) = self.path.parent() {
             parent.join(&*path)
-        }
-        else {
+        } else {
             self.path.join(&*path)
         }
     }
@@ -234,15 +245,14 @@ impl<'dir> File<'dir> {
     /// existed. If this file cannot be read at all, returns the error that
     /// we got when we tried to read it.
     pub fn link_target(&self) -> FileTarget<'dir> {
-
         // We need to be careful to treat the path actually pointed to by
         // this file — which could be absolute or relative — to the path
         // we actually look up and turn into a `File` — which needs to be
         // absolute to be accessible from any directory.
         debug!("Reading link {:?}", &self.path);
         let path = match std::fs::read_link(&self.path) {
-            Ok(p)   => p,
-            Err(e)  => return FileTarget::Err(e),
+            Ok(p) => p,
+            Err(e) => return FileTarget::Err(e),
         };
 
         let absolute_path = self.reorient_target_path(&path);
@@ -251,7 +261,7 @@ impl<'dir> File<'dir> {
         // follow links.
         match std::fs::metadata(&absolute_path) {
             Ok(metadata) => {
-                let ext  = File::ext(&path);
+                let ext = File::ext(&path);
                 let name = File::filename(&path);
                 let file = File { parent_dir: None, path, ext, metadata, name, is_all_all: false };
                 FileTarget::Ok(Box::new(file))
@@ -270,6 +280,7 @@ impl<'dir> File<'dir> {
     /// is uncommon, while you come across directories and other types
     /// with multiple links much more often. Thus, it should get highlighted
     /// more attentively.
+    #[cfg(unix)]
     pub fn links(&self) -> f::Links {
         let count = self.metadata.nlink();
 
@@ -280,6 +291,7 @@ impl<'dir> File<'dir> {
     }
 
     /// This file’s inode.
+    #[cfg(unix)]
     pub fn inode(&self) -> f::Inode {
         f::Inode(self.metadata.ino())
     }
@@ -287,21 +299,23 @@ impl<'dir> File<'dir> {
     /// This file’s number of filesystem blocks.
     ///
     /// (Not the size of each block, which we don’t actually report on)
+    #[cfg(unix)]
     pub fn blocks(&self) -> f::Blocks {
         if self.is_file() || self.is_link() {
             f::Blocks::Some(self.metadata.blocks())
-        }
-        else {
+        } else {
             f::Blocks::None
         }
     }
 
     /// The ID of the user that own this file.
+    #[cfg(unix)]
     pub fn user(&self) -> f::User {
         f::User(self.metadata.uid())
     }
 
     /// The ID of the group that owns this file.
+    #[cfg(unix)]
     pub fn group(&self) -> f::Group {
         f::Group(self.metadata.gid())
     }
@@ -316,18 +330,19 @@ impl<'dir> File<'dir> {
     /// usually just have a file size of zero.
     pub fn size(&self) -> f::Size {
         if self.is_directory() {
-            f::Size::None
-        }
-        else if self.is_char_device() || self.is_block_device() {
-            let dev = self.metadata.rdev();
-            f::Size::DeviceIDs(f::DeviceIDs {
-                major: (dev / 256) as u8,
-                minor: (dev % 256) as u8,
-            })
-        }
-        else {
-            f::Size::Some(self.metadata.len())
+            return f::Size::None;
+        };
+        #[cfg(unix)]
+        {
+            if self.is_char_device() || self.is_block_device() {
+                let dev = self.metadata.rdev();
+                return f::Size::DeviceIDs(f::DeviceIDs {
+                    major: (dev / 256) as u8,
+                    minor: (dev % 256) as u8,
+                });
+            };
         }
+        return f::Size::Some(self.metadata.len());
     }
 
     /// This file’s last modified timestamp, if available on this platform.
@@ -336,6 +351,7 @@ impl<'dir> File<'dir> {
     }
 
     /// This file’s last changed timestamp, if available on this platform.
+    #[cfg(unix)]
     pub fn changed_time(&self) -> Option<SystemTime> {
         let (mut sec, mut nanosec) = (self.metadata.ctime(), self.metadata.ctime_nsec());
 
@@ -369,54 +385,59 @@ impl<'dir> File<'dir> {
     /// This is used a the leftmost character of the permissions column.
     /// The file type can usually be guessed from the colour of the file, but
     /// ls puts this character there.
+    #[cfg(windows)]
     pub fn type_char(&self) -> f::Type {
         if self.is_file() {
             f::Type::File
-        }
-        else if self.is_directory() {
+        } else if self.is_directory() {
             f::Type::Directory
+        } else {
+            f::Type::Special
         }
-        else if self.is_pipe() {
+    }
+    #[cfg(unix)]
+    pub fn type_char(&self) -> f::Type {
+        if self.is_file() {
+            f::Type::File
+        } else if self.is_directory() {
+            f::Type::Directory
+        } else if self.is_pipe() {
             f::Type::Pipe
-        }
-        else if self.is_link() {
+        } else if self.is_link() {
             f::Type::Link
-        }
-        else if self.is_char_device() {
+        } else if self.is_char_device() {
             f::Type::CharDevice
-        }
-        else if self.is_block_device() {
+        } else if self.is_block_device() {
             f::Type::BlockDevice
-        }
-        else if self.is_socket() {
+        } else if self.is_socket() {
             f::Type::Socket
-        }
-        else {
+        } else {
             f::Type::Special
         }
     }
 
     /// This file’s permissions, with flags for each bit.
+    #[cfg(unix)]
     pub fn permissions(&self) -> f::Permissions {
         let bits = self.metadata.mode();
         let has_bit = |bit| bits & bit == bit;
 
         f::Permissions {
-            user_read:      has_bit(modes::USER_READ),
-            user_write:     has_bit(modes::USER_WRITE),
-            user_execute:   has_bit(modes::USER_EXECUTE),
+            user_read: has_bit(modes::USER_READ),
+            user_write: has_bit(modes::USER_WRITE),
+            user_execute: has_bit(modes::USER_EXECUTE),
 
-            group_read:     has_bit(modes::GROUP_READ),
-            group_write:    has_bit(modes::GROUP_WRITE),
-            group_execute:  has_bit(modes::GROUP_EXECUTE),
+            group_read: has_bit(modes::GROUP_READ),
+            group_write: has_bit(modes::GROUP_WRITE),
+            group_execute: has_bit(modes::GROUP_EXECUTE),
 
-            other_read:     has_bit(modes::OTHER_READ),
-            other_write:    has_bit(modes::OTHER_WRITE),
-            other_execute:  has_bit(modes::OTHER_EXECUTE),
+            other_read: has_bit(modes::OTHER_READ),
+            other_write: has_bit(modes::OTHER_WRITE),
+            other_execute: has_bit(modes::OTHER_EXECUTE),
 
-            sticky:         has_bit(modes::STICKY),
-            setgid:         has_bit(modes::SETGID),
-            setuid:         has_bit(modes::SETUID),
+            sticky: has_bit(modes::STICKY),
+            setgid: has_bit(modes::SETGID),
+            setuid: has_bit(modes::SETUID),
         }
     }
 
@@ -437,17 +458,14 @@ impl<'dir> File<'dir> {
     }
 }
 
-
 impl<'a> AsRef<File<'a>> for File<'a> {
     fn as_ref(&self) -> &File<'a> {
         self
     }
 }
 
-
 /// The result of following a symlink.
 pub enum FileTarget<'dir> {
-
     /// The symlink pointed at a file that exists.
     Ok(Box<File<'dir>>),
 
@@ -466,7 +484,6 @@ pub enum FileTarget<'dir> {
 }
 
 impl<'dir> FileTarget<'dir> {
-
     /// Whether this link doesn’t lead to a file, for whatever reason. This
     /// gets used to determine how to highlight the link in grid views.
     pub fn is_broken(&self) -> bool {
@@ -474,33 +491,32 @@ impl<'dir> FileTarget<'dir> {
     }
 }
 
-
 /// More readable aliases for the permission bits exposed by libc.
 #[allow(trivial_numeric_casts)]
+#[cfg(unix)]
 mod modes {
 
     // The `libc::mode_t` type’s actual type varies, but the value returned
     // from `metadata.permissions().mode()` is always `u32`.
     pub type Mode = u32;
 
-    pub const USER_READ: Mode     = libc::S_IRUSR as Mode;
-    pub const USER_WRITE: Mode    = libc::S_IWUSR as Mode;
-    pub const USER_EXECUTE: Mode  = libc::S_IXUSR as Mode;
+    pub const USER_READ: Mode = libc::S_IRUSR as Mode;
+    pub const USER_WRITE: Mode = libc::S_IWUSR as Mode;
+    pub const USER_EXECUTE: Mode = libc::S_IXUSR as Mode;
 
-    pub const GROUP_READ: Mode    = libc::S_IRGRP as Mode;
-    pub const GROUP_WRITE: Mode   = libc::S_IWGRP as Mode;
+    pub const GROUP_READ: Mode = libc::S_IRGRP as Mode;
+    pub const GROUP_WRITE: Mode = libc::S_IWGRP as Mode;
     pub const GROUP_EXECUTE: Mode = libc::S_IXGRP as Mode;
 
-    pub const OTHER_READ: Mode    = libc::S_IROTH as Mode;
-    pub const OTHER_WRITE: Mode   = libc::S_IWOTH as Mode;
+    pub const OTHER_READ: Mode = libc::S_IROTH as Mode;
+    pub const OTHER_WRITE: Mode = libc::S_IWOTH as Mode;
     pub const OTHER_EXECUTE: Mode = libc::S_IXOTH as Mode;
 
-    pub const STICKY: Mode        = libc::S_ISVTX as Mode;
-    pub const SETGID: Mode        = libc::S_ISGID as Mode;
-    pub const SETUID: Mode        = libc::S_ISUID as Mode;
+    pub const STICKY: Mode = libc::S_ISVTX as Mode;
+    pub const SETGID: Mode = libc::S_ISGID as Mode;
+    pub const SETUID: Mode = libc::S_ISUID as Mode;
 }
 
-
 #[cfg(test)]
 mod ext_test {
     use super::File;
@@ -522,7 +538,6 @@ mod ext_test {
     }
 }
 
-
 #[cfg(test)]
 mod filename_test {
     use super::File;
@@ -555,6 +570,9 @@ mod filename_test {
 
     #[test]
     fn topmost() {
-        assert_eq!("/", File::filename(Path::new("/")))
+        #[cfg(unix)]
+        assert_eq!("/", File::filename(Path::new("/")));
+        #[cfg(windows)]
+        assert_eq!("C:\\", File::filename(Path::new("C:\\")));
     }
 }

src/fs/filter.rs

@@ -2,6 +2,7 @@
 
 use std::cmp::Ordering;
 use std::iter::FromIterator;
+#[cfg(unix)]
 use std::os::unix::fs::MetadataExt;
 use std::path::Path;
 
@@ -25,7 +26,6 @@ use crate::fs::File;
 /// performing the comparison.
 #[derive(PartialEq, Debug, Clone)]
 pub struct FileFilter {
-
     /// Whether directories should be listed first, and other types of file
     /// second. Some users prefer it like this.
     pub list_dirs_first: bool,
@@ -137,11 +137,9 @@ impl FileFilter {
     }
 }
 
-
 /// User-supplied field to sort by.
 #[derive(PartialEq, Debug, Copy, Clone)]
 pub enum SortField {
-
     /// Don’t apply any sorting. This is usually used as an optimisation in
     /// scripts, where the order doesn’t matter.
     Unsorted,
@@ -157,6 +155,7 @@ pub enum SortField {
 
     /// The file’s inode, which usually corresponds to the order in which
     /// files were created on the filesystem, more or less.
+    #[cfg(unix)]
     FileInode,
 
     /// The time the file was modified (the “mtime”).
@@ -183,6 +182,7 @@ pub enum SortField {
     ///
     /// In original Unix, this was, however, meant as creation time.
     /// https://www.bell-labs.com/usr/dmr/www/cacm.html
+    #[cfg(unix)]
     ChangedDate,
 
     /// The time the file was created (the “btime” or “birthtime”).
@@ -221,7 +221,6 @@ pub enum SortField {
 /// effects they have.
 #[derive(PartialEq, Debug, Copy, Clone)]
 pub enum SortCase {
-
     /// Sort files case-sensitively with uppercase first, with ‘A’ coming
     /// before ‘a’.
     ABCabc,
@@ -231,7 +230,6 @@ pub enum SortCase {
 }
 
 impl SortField {
-
     /// Compares two files to determine the order they should be listed in,
     /// depending on the search field.
     ///
@@ -250,9 +248,11 @@ impl SortField {
             Self::Name(AaBbCc)  => natord::compare_ignore_case(&a.name, &b.name),
 
             Self::Size          => a.metadata.len().cmp(&b.metadata.len()),
+            #[cfg(unix)]
             Self::FileInode     => a.metadata.ino().cmp(&b.metadata.ino()),
             Self::ModifiedDate  => a.modified_time().cmp(&b.modified_time()),
             Self::AccessedDate  => a.accessed_time().cmp(&b.accessed_time()),
+            #[cfg(unix)]
             Self::ChangedDate   => a.changed_time().cmp(&b.changed_time()),
             Self::CreatedDate   => a.created_time().cmp(&b.created_time()),
             Self::ModifiedAge   => b.modified_time().cmp(&a.modified_time()),  // flip b and a
@@ -289,7 +289,6 @@ impl SortField {
     }
 }
 
-
 /// The **ignore patterns** are a list of globs that are tested against
 /// each filename, and if any of them match, that file isn’t displayed.
 /// This lets a user hide, say, text files by ignoring `*.txt`.
@@ -309,7 +308,6 @@ impl FromIterator<glob::Pattern> for IgnorePatterns {
 }
 
 impl IgnorePatterns {
-
     /// Create a new list from the input glob strings, turning the inputs that
     /// are valid glob patterns into an `IgnorePatterns`. The inputs that
     /// don’t parse correctly are returned separately.
@@ -319,8 +317,8 @@ impl IgnorePatterns {
         // Almost all glob patterns are valid, so it’s worth pre-allocating
         // the vector with enough space for all of them.
         let mut patterns = match iter.size_hint() {
-            (_, Some(count))  => Vec::with_capacity(count),
-             _                => Vec::new(),
+            (_, Some(count)) => Vec::with_capacity(count),
+            _ => Vec::new(),
         };
 
         // Similarly, assume there won’t be any errors.
@@ -329,7 +327,7 @@ impl IgnorePatterns {
         for input in iter {
             match glob::Pattern::new(input) {
                 Ok(pat) => patterns.push(pat),
-                Err(e)  => errors.push(e),
+                Err(e) => errors.push(e),
             }
         }
 
@@ -355,11 +353,9 @@ impl IgnorePatterns {
     // isn’t probably means it’s in the wrong place
 }
 
-
 /// Whether to ignore or display files that are mentioned in `.gitignore` files.
 #[derive(PartialEq, Debug, Copy, Clone)]
 pub enum GitIgnore {
-
     /// Ignore files that Git would ignore. This means doing a check for a
     /// `.gitignore` file, possibly recursively up the filesystem tree.
     CheckAndIgnore,
@@ -375,7 +371,6 @@ pub enum GitIgnore {
 // > .gitignore, .git/info/exclude and even your global gitignore globs,
 // > usually found in $XDG_CONFIG_HOME/git/ignore.
 
-
 #[cfg(test)]
 mod test_ignores {
     use super::*;
@@ -389,23 +384,23 @@ mod test_ignores {
 
     #[test]
     fn ignores_a_glob() {
-        let (pats, fails) = IgnorePatterns::parse_from_iter(vec![ "*.mp3" ]);
+        let (pats, fails) = IgnorePatterns::parse_from_iter(vec!["*.mp3"]);
         assert!(fails.is_empty());
         assert_eq!(false, pats.is_ignored("nothing"));
-        assert_eq!(true,  pats.is_ignored("test.mp3"));
+        assert_eq!(true, pats.is_ignored("test.mp3"));
     }
 
     #[test]
     fn ignores_an_exact_filename() {
-        let (pats, fails) = IgnorePatterns::parse_from_iter(vec![ "nothing" ]);
+        let (pats, fails) = IgnorePatterns::parse_from_iter(vec!["nothing"]);
         assert!(fails.is_empty());
-        assert_eq!(true,  pats.is_ignored("nothing"));
+        assert_eq!(true, pats.is_ignored("nothing"));
         assert_eq!(false, pats.is_ignored("test.mp3"));
     }
 
     #[test]
     fn ignores_both() {
-        let (pats, fails) = IgnorePatterns::parse_from_iter(vec![ "nothing", "*.mp3" ]);
+        let (pats, fails) = IgnorePatterns::parse_from_iter(vec!["nothing", "*.mp3"]);
         assert!(fails.is_empty());
         assert_eq!(true, pats.is_ignored("nothing"));
         assert_eq!(true, pats.is_ignored("test.mp3"));

src/options/filter.rs

@@ -78,16 +78,19 @@ impl SortField {
             "age" | "old" | "oldest" => {
                 Self::ModifiedAge
             }
-
+            #[cfg(unix)]
             "ch" | "changed" => {
                 Self::ChangedDate
             }
+            #[cfg(unix)]
             "acc" | "accessed" => {
                 Self::AccessedDate
             }
+            #[cfg(unix)]
             "cr" | "created" => {
                 Self::CreatedDate
             }
+            #[cfg(unix)]
             "inode" => {
                 Self::FileInode
             }

src/options/parser.rs

@@ -27,7 +27,7 @@
 //! command-line options, as all the options and their values (such as
 //! `--sort size`) are guaranteed to just be 8-bit ASCII.
 
-
+use std::borrow::Cow;
 use std::ffi::{OsStr, OsString};
 use std::fmt;
 
@@ -79,7 +79,6 @@ impl fmt::Display for Flag {
 /// Whether redundant arguments should be considered a problem.
 #[derive(PartialEq, Debug, Copy, Clone)]
 pub enum Strictness {
-
     /// Throw an error when an argument doesn’t do anything, either because
     /// it requires another argument to be specified, or because two conflict.
     ComplainAboutRedundantArguments,
@@ -93,7 +92,6 @@ pub enum Strictness {
 /// arguments.
 #[derive(Copy, Clone, PartialEq, Debug)]
 pub enum TakesValue {
-
     /// This flag has to be followed by a value.
     /// If there’s a fixed set of possible values, they can be printed out
     /// with the error text.
@@ -106,11 +104,9 @@ pub enum TakesValue {
     Optional(Option<Values>),
 }
 
-
 /// An **argument** can be matched by one of the user’s input strings.
 #[derive(PartialEq, Debug, Copy, Clone)]
 pub struct Arg {
-
     /// The short argument that matches it, if any.
     pub short: Option<ShortArg>,
 
@@ -134,19 +130,20 @@ impl fmt::Display for Arg {
     }
 }
 
-
 /// Literally just several args.
 #[derive(PartialEq, Debug)]
 pub struct Args(pub &'static [&'static Arg]);
 
 impl Args {
-
     /// Iterates over the given list of command-line arguments and parses
     /// them into a list of matched flags and free strings.
     pub fn parse<'args, I>(&self, inputs: I, strictness: Strictness) -> Result<Matches<'args>, ParseError>
     where I: IntoIterator<Item = &'args OsStr>
     {
+        #[cfg(unix)]
         use std::os::unix::ffi::OsStrExt;
+        #[cfg(windows)]
+        use os_str_bytes::{OsStrBytes, OsStringBytes};
 
         let mut parsing = true;
 
@@ -159,7 +156,7 @@ impl Args {
         // doesn’t have one in its string so it needs the next one.
         let mut inputs = inputs.into_iter();
         while let Some(arg) = inputs.next() {
-            let bytes = arg.as_bytes();
+            let bytes = arg.to_bytes();
 
             // Stop parsing if one of the arguments is the literal string “--”.
             // This allows a file named “--arg” to be specified by passing in
@@ -167,20 +164,18 @@ impl Args {
             // doesn’t exist.
             if ! parsing {
                 frees.push(arg)
-            }
-            else if arg == "--" {
+            } else if arg == "--" {
                 parsing = false;
             }
-
             // If the string starts with *two* dashes then it’s a long argument.
             else if bytes.starts_with(b"--") {
-                let long_arg_name = OsStr::from_bytes(&bytes[2..]);
+                let long_arg_name = OsStrBytes::from_bytes(&bytes[2..]).unwrap();
 
                 // If there’s an equals in it, then the string before the
                 // equals will be the flag’s name, and the string after it
                 // will be its value.
-                if let Some((before, after)) = split_on_equals(long_arg_name) {
-                    let arg = self.lookup_long(before)?;
+                if let Some((before, after)) = split_on_equals(&long_arg_name) {
+                    let arg = self.lookup_long(&*before)?;
                     let flag = Flag::Long(arg.long);
                     match arg.takes_value {
                         TakesValue::Necessary(_) |
@@ -188,11 +183,10 @@ impl Args {
                         TakesValue::Forbidden    => return Err(ParseError::ForbiddenValue { flag }),
                     }
                 }
-
                 // If there’s no equals, then the entire string (apart from
                 // the dashes) is the argument name.
                 else {
-                    let arg = self.lookup_long(long_arg_name)?;
+                    let arg = self.lookup_long(&*long_arg_name)?;
                     let flag = Flag::Long(arg.long);
                     match arg.takes_value {
                         TakesValue::Forbidden => {
@@ -200,28 +194,25 @@ impl Args {
                         }
                         TakesValue::Necessary(values) => {
                             if let Some(next_arg) = inputs.next() {
-                                result_flags.push((flag, Some(next_arg)));
-                            }
-                            else {
-                                return Err(ParseError::NeedsValue { flag, values })
+                                result_flags.push((flag, Some(next_arg.clone())));
+                            } else {
+                                return Err(ParseError::NeedsValue { flag, values });
                             }
                         }
                         TakesValue::Optional(_) => {
                             if let Some(next_arg) = inputs.next() {
-                                result_flags.push((flag, Some(next_arg)));
-                            }
-                            else {
+                                result_flags.push((flag, Some(next_arg.clone())));
+                            } else {
                                 result_flags.push((flag, None));
                             }
                         }
                     }
                 }
             }
-
             // If the string starts with *one* dash then it’s one or more
             // short arguments.
             else if bytes.starts_with(b"-") && arg != "-" {
-                let short_arg = OsStr::from_bytes(&bytes[1..]);
+                let short_arg = OsStr::from_bytes(&bytes[1..]).unwrap();
 
                 // If there’s an equals in it, then the argument immediately
                 // before the equals was the one that has the value, with the
@@ -235,8 +226,9 @@ impl Args {
                 // There’s no way to give two values in a cluster like this:
                 // it’s an error if any of the first set of arguments actually
                 // takes a value.
-                if let Some((before, after)) = split_on_equals(short_arg) {
-                    let (arg_with_value, other_args) = before.as_bytes().split_last().unwrap();
+                if let Some((before, after)) = split_on_equals(&short_arg) {
+                    let bytes = before.to_bytes();
+                    let (arg_with_value, other_args) = bytes.split_last().unwrap();
 
                     // Process the characters immediately following the dash...
                     for byte in other_args {
@@ -266,7 +258,6 @@ impl Args {
                         }
                     }
                 }
-
                 // If there’s no equals, then every character is parsed as
                 // its own short argument. However, if any of the arguments
                 // takes a value, then the *rest* of the string is used as
@@ -290,14 +281,15 @@ impl Args {
                             TakesValue::Necessary(values) |
                             TakesValue::Optional(values) => {
                                 if index < bytes.len() - 1 {
-                                    let remnants = &bytes[index+1 ..];
-                                    result_flags.push((flag, Some(OsStr::from_bytes(remnants))));
+                                    let remnants = &bytes[index + 1..];
+                                    result_flags.push((
+                                        flag,
+                                        Some(OsStringBytes::from_bytes(remnants).unwrap()),
+                                    ));
                                     break;
-                                }
-                                else if let Some(next_arg) = inputs.next() {
-                                    result_flags.push((flag, Some(next_arg)));
-                                }
-                                else {
+                                } else if let Some(next_arg) = inputs.next() {
+                                    result_flags.push((flag, Some(next_arg.clone())));
+                                } else {
                                     match arg.takes_value {
                                         TakesValue::Forbidden => {
                                             unreachable!()
@@ -315,14 +307,19 @@ impl Args {
                     }
                 }
             }
-
             // Otherwise, it’s a free string, usually a file name.
             else {
                 frees.push(arg)
             }
         }
 
-        Ok(Matches { frees, flags: MatchedFlags { flags: result_flags, strictness } })
+        Ok(Matches {
+            frees,
+            flags: MatchedFlags {
+                flags: result_flags,
+                strictness,
+            },
+        })
     }
 
     fn lookup_short(&self, short: ShortArg) -> Result<&Arg, ParseError> {
@@ -340,22 +337,19 @@ impl Args {
     }
 }
 
-
 /// The **matches** are the result of parsing the user’s command-line strings.
 #[derive(PartialEq, Debug)]
 pub struct Matches<'args> {
-
     /// The flags that were parsed from the user’s input.
-    pub flags: MatchedFlags<'args>,
+    pub flags: MatchedFlags<'args> ,
 
     /// All the strings that weren’t matched as arguments, as well as anything
-    /// after the special “--” string.
+    /// after the special "--" string.
     pub frees: Vec<&'args OsStr>,
 }
 
 #[derive(PartialEq, Debug)]
-pub struct MatchedFlags<'args> {
-
+pub struct MatchedFlags {
     /// The individual flags from the user’s input, in the order they were
     /// originally given.
     ///
@@ -368,8 +362,7 @@ pub struct MatchedFlags<'args> {
     strictness: Strictness,
 }
 
-impl<'a> MatchedFlags<'a> {
-
+impl MatchedFlags {
     /// Whether the given argument was specified.
     /// Returns `true` if it was, `false` if it wasn’t, and an error in
     /// strict mode if it was specified more than once.
@@ -449,7 +442,8 @@ impl<'a> MatchedFlags<'a> {
     /// Counts the number of occurrences of the given argument, even in
     /// strict mode.
     pub fn count(&self, arg: &Arg) -> usize {
-        self.flags.iter()
+        self.flags
+            .iter()
             .filter(|tuple| tuple.0.matches(arg))
             .count()
     }
@@ -461,12 +455,10 @@ impl<'a> MatchedFlags<'a> {
     }
 }
 
-
 /// A problem with the user’s input that meant it couldn’t be parsed into a
 /// coherent list of arguments.
 #[derive(PartialEq, Debug)]
 pub enum ParseError {
-
     /// A flag that has to take a value was not given one.
     NeedsValue { flag: Flag, values: Option<Values> },
 
@@ -495,14 +487,12 @@ impl fmt::Display for ParseError {
     }
 }
 
-
 /// Splits a string on its `=` character, returning the two substrings on
 /// either side. Returns `None` if there’s no equals or a string is missing.
-fn split_on_equals(input: &OsStr) -> Option<(&OsStr, &OsStr)> {
-    use std::os::unix::ffi::OsStrExt;
-
-    if let Some(index) = input.as_bytes().iter().position(|elem| *elem == b'=') {
-        let (before, after) = input.as_bytes().split_at(index);
+fn split_on_equals<'a>(input: &'a Cow<OsStr>) -> Option<(OsString, OsString)> {
+    if let Some(index) = input.to_bytes().iter().position(|elem| *elem == b'=') {
+        let bytes = input.to_bytes();
+        let (before, after) = bytes.split_at(index);
 
         // The after string contains the = that we need to remove.
         if ! before.is_empty() && after.len() >= 2 {
@@ -550,7 +540,6 @@ mod split_test {
     test_split!(more: "this=that=other" => "this",   "that=other");
 }
 
-
 #[cfg(test)]
 mod parse_test {
     use super::*;
@@ -591,16 +580,31 @@ mod parse_test {
         };
     }
 
-    const SUGGESTIONS: Values = &[ "example" ];
+    const SUGGESTIONS: Values = &["example"];
 
     static TEST_ARGS: &[&Arg] = &[
-        &Arg { short: Some(b'l'), long: "long",     takes_value: TakesValue::Forbidden },
-        &Arg { short: Some(b'v'), long: "verbose",  takes_value: TakesValue::Forbidden },
-        &Arg { short: Some(b'c'), long: "count",    takes_value: TakesValue::Necessary(None) },
-        &Arg { short: Some(b't'), long: "type",     takes_value: TakesValue::Necessary(Some(SUGGESTIONS)) }
+        &Arg {
+            short: Some(b'l'),
+            long: "long",
+            takes_value: TakesValue::Forbidden,
+        },
+        &Arg {
+            short: Some(b'v'),
+            long: "verbose",
+            takes_value: TakesValue::Forbidden,
+        },
+        &Arg {
+            short: Some(b'c'),
+            long: "count",
+            takes_value: TakesValue::Necessary(None),
+        },
+        &Arg {
+            short: Some(b't'),
+            long: "type",
+            takes_value: TakesValue::Necessary(Some(SUGGESTIONS)),
+        },
     ];
 
-
     // Just filenames
     test!(empty:       []       => frees: [],         flags: []);
     test!(one_arg:     ["exa"]  => frees: [ "exa" ],  flags: []);
@@ -612,7 +616,6 @@ mod parse_test {
     test!(two_arg_l:   ["--", "--long"]  => frees: [ "--long" ],  flags: []);
     test!(two_arg_s:   ["--", "-l"]      => frees: [ "-l" ],      flags: []);
 
-
     // Long args
     test!(long:        ["--long"]               => frees: [],       flags: [ (Flag::Long("long"), None) ]);
     test!(long_then:   ["--long", "4"]          => frees: [ "4" ],  flags: [ (Flag::Long("long"), None) ]);
@@ -621,14 +624,13 @@ mod parse_test {
     // Long args with values
     test!(bad_equals:  ["--long=equals"]  => error ForbiddenValue { flag: Flag::Long("long") });
     test!(no_arg:      ["--count"]        => error NeedsValue     { flag: Flag::Long("count"), values: None });
-    test!(arg_equals:  ["--count=4"]      => frees: [],  flags: [ (Flag::Long("count"), Some(OsStr::new("4"))) ]);
-    test!(arg_then:    ["--count", "4"]   => frees: [],  flags: [ (Flag::Long("count"), Some(OsStr::new("4"))) ]);
+    test!(arg_equals:  ["--count=4"]      => frees: [],  flags: [ (Flag::Long("count"), Some(OsString::from("4"))) ]);
+    test!(arg_then:    ["--count", "4"]   => frees: [],  flags: [ (Flag::Long("count"), Some(OsString::from("4"))) ]);
 
     // Long args with values and suggestions
     test!(no_arg_s:      ["--type"]         => error NeedsValue { flag: Flag::Long("type"), values: Some(SUGGESTIONS) });
-    test!(arg_equals_s:  ["--type=exa"]     => frees: [],  flags: [ (Flag::Long("type"), Some(OsStr::new("exa"))) ]);
-    test!(arg_then_s:    ["--type", "exa"]  => frees: [],  flags: [ (Flag::Long("type"), Some(OsStr::new("exa"))) ]);
-
+    test!(arg_equals_s:  ["--type=exa"]     => frees: [],  flags: [ (Flag::Long("type"), Some(OsString::from("exa"))) ]);
+    test!(arg_then_s:    ["--type", "exa"]  => frees: [],  flags: [ (Flag::Long("type"), Some(OsString::from("exa"))) ]);
 
     // Short args
     test!(short:       ["-l"]            => frees: [],       flags: [ (Flag::Short(b'l'), None) ]);
@@ -639,18 +641,17 @@ mod parse_test {
     // Short args with values
     test!(bad_short:          ["-l=equals"]   => error ForbiddenValue { flag: Flag::Short(b'l') });
     test!(short_none:         ["-c"]          => error NeedsValue     { flag: Flag::Short(b'c'), values: None });
-    test!(short_arg_eq:       ["-c=4"]        => frees: [],  flags: [(Flag::Short(b'c'), Some(OsStr::new("4"))) ]);
-    test!(short_arg_then:     ["-c", "4"]     => frees: [],  flags: [(Flag::Short(b'c'), Some(OsStr::new("4"))) ]);
-    test!(short_two_together: ["-lctwo"]      => frees: [],  flags: [(Flag::Short(b'l'), None), (Flag::Short(b'c'), Some(OsStr::new("two"))) ]);
-    test!(short_two_equals:   ["-lc=two"]     => frees: [],  flags: [(Flag::Short(b'l'), None), (Flag::Short(b'c'), Some(OsStr::new("two"))) ]);
-    test!(short_two_next:     ["-lc", "two"]  => frees: [],  flags: [(Flag::Short(b'l'), None), (Flag::Short(b'c'), Some(OsStr::new("two"))) ]);
+    test!(short_arg_eq:       ["-c=4"]        => frees: [],  flags: [(Flag::Short(b'c'), Some(OsString::from("4"))) ]);
+    test!(short_arg_then:     ["-c", "4"]     => frees: [],  flags: [(Flag::Short(b'c'), Some(OsString::from("4"))) ]);
+    test!(short_two_together: ["-lctwo"]      => frees: [],  flags: [(Flag::Short(b'l'), None), (Flag::Short(b'c'), Some(OsString::from("two"))) ]);
+    test!(short_two_equals:   ["-lc=two"]     => frees: [],  flags: [(Flag::Short(b'l'), None), (Flag::Short(b'c'), Some(OsString::from("two"))) ]);
+    test!(short_two_next:     ["-lc", "two"]  => frees: [],  flags: [(Flag::Short(b'l'), None), (Flag::Short(b'c'), Some(OsString::from("two"))) ]);
 
     // Short args with values and suggestions
     test!(short_none_s:         ["-t"]         => error NeedsValue { flag: Flag::Short(b't'), values: Some(SUGGESTIONS) });
-    test!(short_two_together_s: ["-texa"]      => frees: [],  flags: [(Flag::Short(b't'), Some(OsStr::new("exa"))) ]);
-    test!(short_two_equals_s:   ["-t=exa"]     => frees: [],  flags: [(Flag::Short(b't'), Some(OsStr::new("exa"))) ]);
-    test!(short_two_next_s:     ["-t", "exa"]  => frees: [],  flags: [(Flag::Short(b't'), Some(OsStr::new("exa"))) ]);
-
+    test!(short_two_together_s: ["-texa"]      => frees: [],  flags: [(Flag::Short(b't'), Some(OsString::from("exa"))) ]);
+    test!(short_two_equals_s:   ["-t=exa"]     => frees: [],  flags: [(Flag::Short(b't'), Some(OsString::from("exa"))) ]);
+    test!(short_two_next_s:     ["-t", "exa"]  => frees: [],  flags: [(Flag::Short(b't'), Some(OsString::from("exa"))) ]);
 
     // Unknown args
     test!(unknown_long:          ["--quiet"]      => error UnknownArgument      { attempt: OsString::from("quiet") });
@@ -661,7 +662,6 @@ mod parse_test {
     test!(unknown_short_2nd_eq:  ["-lq=shhh"]     => error UnknownShortArgument { attempt: b'q' });
 }
 
-
 #[cfg(test)]
 mod matches_test {
     use super::*;
@@ -680,9 +680,16 @@ mod matches_test {
         };
     }
 
-    static VERBOSE: Arg = Arg { short: Some(b'v'), long: "verbose", takes_value: TakesValue::Forbidden };
-    static COUNT:   Arg = Arg { short: Some(b'c'), long: "count",   takes_value: TakesValue::Necessary(None) };
-
+    static VERBOSE: Arg = Arg {
+        short: Some(b'v'),
+        long: "verbose",
+        takes_value: TakesValue::Forbidden,
+    };
+    static COUNT: Arg = Arg {
+        short: Some(b'c'),
+        long: "count",
+        takes_value: TakesValue::Necessary(None),
+    };
 
     test!(short_never:  [],                                                              has VERBOSE => false);
     test!(short_once:   [(Flag::Short(b'v'), None)],                                     has VERBOSE => true);
@@ -691,17 +698,16 @@ mod matches_test {
     test!(long_twice:   [(Flag::Long("verbose"), None), (Flag::Long("verbose"), None)],  has VERBOSE => true);
     test!(long_mixed:   [(Flag::Long("verbose"), None), (Flag::Short(b'v'), None)],      has VERBOSE => true);
 
-
     #[test]
     fn only_count() {
         let everything = OsString::from("everything");
 
         let flags = MatchedFlags {
-            flags: vec![ (Flag::Short(b'c'), Some(&*everything)) ],
+            flags: vec![(Flag::Short(b'c'), Some(everything.clone()))],
             strictness: Strictness::UseLastArguments,
         };
 
-        assert_eq!(flags.get(&COUNT), Ok(Some(&*everything)));
+        assert_eq!(flags.get(&COUNT), Ok(Some(everything)));
     }
 
     #[test]
@@ -710,17 +716,22 @@ mod matches_test {
         let nothing    = OsString::from("nothing");
 
         let flags = MatchedFlags {
-            flags: vec![ (Flag::Short(b'c'), Some(&*everything)),
-                         (Flag::Short(b'c'), Some(&*nothing)) ],
+            flags: vec![
+                (Flag::Short(b'c'), Some(everything)),
+                (Flag::Short(b'c'), Some(nothing.clone())),
+            ],
             strictness: Strictness::UseLastArguments,
         };
 
-        assert_eq!(flags.get(&COUNT), Ok(Some(&*nothing)));
+        assert_eq!(flags.get(&COUNT), Ok(Some(nothing)));
     }
 
     #[test]
     fn no_count() {
-        let flags = MatchedFlags { flags: Vec::new(), strictness: Strictness::UseLastArguments };
+        let flags = MatchedFlags {
+            flags: Vec::new(),
+            strictness: Strictness::UseLastArguments,
+        };
 
         assert_eq!(flags.has(&COUNT).unwrap(), false);
     }

src/output/file_name.rs

@@ -235,6 +235,17 @@ impl<'a, 'dir, C: Colours> FileName<'a, 'dir, C> {
 
     /// The character to be displayed after a file when classifying is on, if
     /// the file’s type has one associated with it.
+    #[cfg(windows)]
+    fn classify_char(&self) -> Option<&'static str> {
+        if self.file.is_directory() {
+            Some("/")
+        } else if self.file.is_link() {
+            Some("@")
+        } else {
+            None
+        }
+    }
+    #[cfg(unix)]
     fn classify_char(&self) -> Option<&'static str> {
         if self.file.is_executable_file() {
             Some("*")
@@ -295,11 +306,16 @@ impl<'a, 'dir, C: Colours> FileName<'a, 'dir, C> {
 
         match self.file {
             f if f.is_directory()        => self.colours.directory(),
+            #[cfg(unix)]
             f if f.is_executable_file()  => self.colours.executable_file(),
             f if f.is_link()             => self.colours.symlink(),
+            #[cfg(unix)]
             f if f.is_pipe()             => self.colours.pipe(),
+            #[cfg(unix)]
             f if f.is_block_device()     => self.colours.block_device(),
+            #[cfg(unix)]
             f if f.is_char_device()      => self.colours.char_device(),
+            #[cfg(unix)]
             f if f.is_socket()           => self.colours.socket(),
             f if ! f.is_file()           => self.colours.special(),
             _                            => self.colours.colour_file(self.file),

src/output/render/mod.rs

@@ -7,7 +7,9 @@ pub use self::filetype::Colours as FiletypeColours;
 mod git;
 pub use self::git::Colours as GitColours;
 
+#[cfg(unix)]
 mod groups;
+#[cfg(unix)]
 pub use self::groups::Colours as GroupColours;
 
 mod inode;
@@ -26,7 +28,9 @@ mod times;
 pub use self::times::Render as TimeRender;
 // times does too
 
+#[cfg(unix)]
 mod users;
+#[cfg(unix)]
 pub use self::users::Colours as UserColours;
 
 mod octal;

src/output/render/permissions.rs

@@ -8,6 +8,7 @@ use crate::output::render::FiletypeColours;
 impl f::PermissionsPlus {
     pub fn render<C: Colours+FiletypeColours>(&self, colours: &C) -> TextCell {
         let mut chars = vec![ self.file_type.render(colours) ];
+        #[cfg(unix)]
         chars.extend(self.permissions.render(colours, self.file_type.is_regular_file()));
 
         if self.xattrs {

src/output/table.rs

@@ -1,6 +1,7 @@
 use std::cmp::max;
 use std::env;
 use std::ops::Deref;
+#[cfg(unix)]
 use std::sync::{Mutex, MutexGuard};
 
 use datetime::TimeZone;
@@ -8,6 +9,7 @@ use zoneinfo_compiled::{CompiledData, Result as TZResult};
 
 use lazy_static::lazy_static;
 use log::*;
+#[cfg(unix)]
 use users::UsersCache;
 
 use crate::fs::{File, fields as f};
@@ -29,7 +31,6 @@ pub struct Options {
 /// Extra columns to display in the table.
 #[derive(PartialEq, Debug, Copy, Clone)]
 pub struct Columns {
-
     /// At least one of these timestamps will be shown.
     pub time_types: TimeTypes,
 
@@ -52,6 +53,7 @@ impl Columns {
         let mut columns = Vec::with_capacity(4);
 
         if self.inode {
+            #[cfg(unix)]
             columns.push(Column::Inode);
         }
 
@@ -60,10 +62,12 @@ impl Columns {
         }
 
         if self.permissions {
+            #[cfg(unix)]
             columns.push(Column::Permissions);
         }
 
         if self.links {
+            #[cfg(unix)]
             columns.push(Column::HardLinks);
         }
 
@@ -72,30 +76,37 @@ impl Columns {
         }
 
         if self.blocks {
+            #[cfg(unix)]
             columns.push(Column::Blocks);
         }
 
         if self.user {
+            #[cfg(unix)]
             columns.push(Column::User);
         }
 
         if self.group {
+            #[cfg(unix)]
             columns.push(Column::Group);
         }
 
         if self.time_types.modified {
+            #[cfg(unix)]
             columns.push(Column::Timestamp(TimeType::Modified));
         }
 
         if self.time_types.changed {
+            #[cfg(unix)]
             columns.push(Column::Timestamp(TimeType::Changed));
         }
 
         if self.time_types.created {
+            #[cfg(unix)]
             columns.push(Column::Timestamp(TimeType::Created));
         }
 
         if self.time_types.accessed {
+            #[cfg(unix)]
             columns.push(Column::Timestamp(TimeType::Accessed));
         }
 
@@ -107,17 +118,23 @@ impl Columns {
     }
 }
 
-
 /// A table contains these.
 #[derive(Debug, Copy, Clone)]
 pub enum Column {
+    #[cfg(unix)]
     Permissions,
     FileSize,
+    #[cfg(unix)]
     Timestamp(TimeType),
+    #[cfg(unix)]
     Blocks,
+    #[cfg(unix)]
     User,
+    #[cfg(unix)]
     Group,
+    #[cfg(unix)]
     HardLinks,
+    #[cfg(unix)]
     Inode,
     GitStatus,
     Octal,
@@ -132,8 +149,8 @@ pub enum Alignment {
 }
 
 impl Column {
-
     /// Get the alignment this column should use.
+    #[cfg(unix)]
     pub fn alignment(self) -> Alignment {
         match self {
             Self::FileSize   |
@@ -144,18 +161,33 @@ impl Column {
             _                => Alignment::Left,
         }
     }
+    #[cfg(windows)]
+    pub fn alignment(&self) -> Alignment {
+        match *self {
+            Column::FileSize | Column::GitStatus => Alignment::Right,
+            _ => Alignment::Left,
+        }
+    }
+    #[cfg(windows)]
 
     /// Get the text that should be printed at the top, when the user elects
     /// to have a header row printed.
     pub fn header(self) -> &'static str {
         match self {
+            #[cfg(unix)]
             Self::Permissions   => "Permissions",
             Self::FileSize      => "Size",
+            #[cfg(unix)]
             Self::Timestamp(t)  => t.header(),
+            #[cfg(unix)]
             Self::Blocks        => "Blocks",
+            #[cfg(unix)]
             Self::User          => "User",
+            #[cfg(unix)]
             Self::Group         => "Group",
+            #[cfg(unix)]
             Self::HardLinks     => "Links",
+            #[cfg(unix)]
             Self::Inode         => "inode",
             Self::GitStatus     => "Git",
             Self::Octal         => "Octal",
@@ -163,11 +195,9 @@ impl Column {
     }
 }
 
-
 /// Formatting options for file sizes.
 #[derive(PartialEq, Debug, Copy, Clone)]
 pub enum SizeFormat {
-
     /// Format the file size using **decimal** prefixes, such as “kilo”,
     /// “mega”, or “giga”.
     DecimalBytes,
@@ -186,7 +216,6 @@ impl Default for SizeFormat {
     }
 }
 
-
 /// The types of a file’s time fields. These three fields are standard
 /// across most (all?) operating systems.
 #[derive(PartialEq, Debug, Copy, Clone)]
@@ -206,7 +235,6 @@ pub enum TimeType {
 }
 
 impl TimeType {
-
     /// Returns the text to use for a column’s heading in the columns output.
     pub fn header(self) -> &'static str {
         match self {
@@ -218,7 +246,6 @@ impl TimeType {
     }
 }
 
-
 /// Fields for which of a file’s time fields should be displayed in the
 /// columns output.
 ///
@@ -228,13 +255,12 @@ impl TimeType {
 #[allow(clippy::struct_excessive_bools)]
 pub struct TimeTypes {
     pub modified: bool,
-    pub changed:  bool,
+    pub changed: bool,
     pub accessed: bool,
-    pub created:  bool,
+    pub created: bool,
 }
 
 impl Default for TimeTypes {
-
     /// By default, display just the ‘modified’ time. This is the most
     /// common option, which is why it has this shorthand.
     fn default() -> Self {
@@ -247,13 +273,11 @@ impl Default for TimeTypes {
     }
 }
 
-
 /// The **environment** struct contains any data that could change between
 /// running instances of exa, depending on the user’s computer’s configuration.
 ///
 /// Any environment field should be able to be mocked up for test runs.
 pub struct Environment {
-
     /// Localisation rules for formatting numbers.
     numeric: locale::Numeric,
 
@@ -262,10 +286,12 @@ pub struct Environment {
     tz: Option<TimeZone>,
 
     /// Mapping cache of user IDs to usernames.
+    #[cfg(unix)]
     users: Mutex<UsersCache>,
 }
 
 impl Environment {
+    #[cfg(unix)]
     pub fn lock_users(&self) -> MutexGuard<'_, UsersCache> {
         self.users.lock().unwrap()
     }
@@ -284,9 +310,10 @@ impl Environment {
         let numeric = locale::Numeric::load_user_locale()
                              .unwrap_or_else(|_| locale::Numeric::english());
 
+        #[cfg(unix)]
         let users = Mutex::new(UsersCache::new());
 
-        Self { tz, numeric, users }
+        Self { tz, numeric, #[cfg(unix)] users }
     }
 }
 
@@ -303,7 +330,6 @@ lazy_static! {
     static ref ENVIRONMENT: Environment = Environment::load_all();
 }
 
-
 pub struct Table<'a> {
     columns: Vec<Column>,
     theme: &'a Theme,
@@ -363,6 +389,7 @@ impl<'a, 'f> Table<'a> {
     fn permissions_plus(&self, file: &File<'_>, xattrs: bool) -> f::PermissionsPlus {
         f::PermissionsPlus {
             file_type: file.type_char(),
+            #[cfg(unix)]
             permissions: file.permissions(),
             xattrs,
         }
@@ -376,24 +403,30 @@ impl<'a, 'f> Table<'a> {
 
     fn display(&self, file: &File<'_>, column: Column, xattrs: bool) -> TextCell {
         match column {
+            #[cfg(unix)]
             Column::Permissions => {
                 self.permissions_plus(file, xattrs).render(self.theme)
             }
             Column::FileSize => {
                 file.size().render(self.theme, self.size_format, &self.env.numeric)
             }
+            #[cfg(unix)]
             Column::HardLinks => {
                 file.links().render(self.theme, &self.env.numeric)
             }
+            #[cfg(unix)]
             Column::Inode => {
                 file.inode().render(self.theme.ui.inode)
             }
+            #[cfg(unix)]
             Column::Blocks => {
                 file.blocks().render(self.theme)
             }
+            #[cfg(unix)]
             Column::User => {
                 file.user().render(self.theme, &*self.env.lock_users())
             }
+            #[cfg(unix)]
             Column::Group => {
                 file.group().render(self.theme, &*self.env.lock_users())
             }
@@ -455,7 +488,6 @@ impl<'a, 'f> Table<'a> {
     }
 }
 
-
 pub struct TableWidths(Vec<usize>);
 
 impl Deref for TableWidths {

src/theme/mod.rs

@@ -229,6 +229,7 @@ impl render::GitColours for Theme {
     fn conflicted(&self)    -> Style { self.ui.git.conflicted }
 }
 
+#[cfg(unix)]
 impl render::GroupColours for Theme {
     fn yours(&self)      -> Style { self.ui.users.group_yours }
     fn not_yours(&self)  -> Style { self.ui.users.group_not_yours }
@@ -287,6 +288,7 @@ impl render::SizeColours for Theme {
     fn minor(&self)   -> Style { self.ui.size.minor }
 }
 
+#[cfg(unix)]
 impl render::UserColours for Theme {
     fn you(&self)           -> Style { self.ui.users.user_you }
     fn someone_else(&self)  -> Style { self.ui.users.user_someone_else }